CN202406347U - Infrared control LED (Light-emitting Diode) energy-saving lamp - Google Patents

Abstract

An infrared-controlled LED energy-saving lamp is composed of a lamp holder 1, an LED lamp bead board 2, a control circuit board 3, a pyroelectric infrared sensor 4, a transparent lampshade 5 and a power connector 6. The control circuit board 3, the LED lamp bead board 2 and the power connector 6 are fixedly installed on the lamp holder 1 by screws, the pyroelectric infrared sensor 4 is installed on the transparent lampshade 5, and is connected to the control circuit board 3 through wires, and the infrared sensor 4 The signal received by the photosensitive resistor CDS controls the LED lamp through the control circuit board 3, and the transparent lampshade 5 is screwed on the lamp holder 1 by screw connection. The pyroelectric infrared sensor on the energy-saving lamp can accurately capture the signals of pedestrians coming and going outside, and the CDS can detect the intensity of natural light. The two signals are automatically turned on and off for the LED lamp through the logic processing of the integrated circuit U1, so that the lamp can be switched on and off at any time. People turn on and automatically delay time, people leave the effect of lights off, so as to achieve the purpose of saving energy consumption and prolonging the service life of lamps and lanterns.

Description

Infrared Control LED Energy Saving Lamp

technical field

The utility model relates to energy-saving and automatic control technology in the lighting field, in particular to an infrared-controlled LED energy-saving lamp.

Background technique

At present, most of the lighting fixtures widely used in public corridors are incandescent lamps that consume a lot of energy. Incandescent lamps are obsolete products and must be replaced by energy-saving lamps. However, touch switches, sound-light control or infrared control switches so far cannot automatically control energy-saving lamps. They can only be controlled by ordinary switches. And shorten the life of lamps and lanterns.

Utility model content

The purpose of the utility model is to overcome the above-mentioned shortcomings of the prior art and provide a super energy-saving infrared control LED energy-saving lamp.

The technical scheme of the utility model is: an infrared control LED energy-saving lamp, which is composed of a lamp holder, an LED lamp bead board, a control circuit board, a pyroelectric infrared sensor, a transparent lampshade and a power connector.

The control circuit board, LED lamp bead board and power connector are fixed on the lamp holder through screws, and the pyroelectric infrared sensor is installed on the transparent lampshade and connected to the control circuit board through wires. The control circuit board controls the LED lamp and the pyroelectric sensor. The electric infrared sensor, the transparent lampshade is screwed on the lamp holder with a screw connection.

The LED lamp bead board is composed of a resistor R13, a resistor R14, a capacitor C16, a capacitor C17, a silicon rectifier bridge stack QZ2, a plurality of light-emitting diodes LED, a connector JT and a connector AC2;

Wherein, the connector JT is connected to one end of the resistor R13 and one end of the capacitor C16, the other end of the resistor R13 is connected to the other end of the capacitor C16 and the AC input end of the silicon rectifier bridge stack QZ2, and the other end of the AC input of the silicon rectifier bridge stack QZ2 is connected to the connector AC2, The positive pole of the DC output of the silicon rectifier bridge stack QZ2 is connected to the positive pole of the capacitor C17 and one end of the resistor R14, the negative pole of the DC output of the silicon rectifier bridge stack QZ2 is connected to the negative pole of the capacitor C17 and the other end of the resistor R14, and a plurality of light-emitting diodes LED are connected in series, The anode of the first LED in series is connected with the anode of capacitor C17 and one end of resistor R14, and the cathode of the last LED connected in series is connected with the cathode of capacitor C17 and the other end of resistor R14.

The control circuit board 3 is composed of pyroelectric infrared sensor PIR, pyroelectric infrared control integrated circuit U1, voltage stabilizing integrated circuit U2, photosensitive resistor CDS, resistor R1, resistor R2, resistor R3, resistor R4, resistor R5, resistor R6, resistor R7, resistor R8, resistor R9, resistor R10, resistor R11, resistor R12, capacitor C1, capacitor C2, capacitor C3, capacitor C4, capacitor C5, capacitor C6, capacitor C7, capacitor C8, capacitor C9, capacitor C10, Capacitor C11, capacitor C12, capacitor C13, capacitor C14, capacitor C15, transistor Q1, silicon diode D1, silicon Zener diode W1, silicon rectifier bridge stack QZ1, relay KA, connector AC1, connector AC2 and connector JT;

Among them, the first pole of the pyroelectric infrared sensor PIR is connected to the positive pole of the capacitor C3 and the VREF terminal of the pyroelectric infrared control integrated circuit U1, and the second pole of the pyroelectric infrared sensor PIR is connected to one end of the capacitor C4, one end of the resistor R3 and the pyroelectric infrared sensor. The NII1 end of the electric infrared control integrated circuit U1, one end of the resistor R1 is connected to one end of the resistor R2, one end of the capacitor C1 and the II1 end of the pyroelectric infrared control integrated circuit U1, the other end of the resistor R2 is connected to the positive pole of the capacitor C2, and the other end of the capacitor C1 is connected to To the other end of resistor R2, the negative pole of capacitor C7 and the UOU1 end of pyroelectric infrared control integrated circuit U1, the negative pole of capacitor C2, the negative pole of capacitor C3 and the other end of capacitor C4 are grounded, the positive pole of capacitor C7 is connected to one end of resistor R6, and the other end of resistor R6 is connected to One end of capacitor C8, one end of capacitor C10, the other end of capacitor C10 are grounded, one end of resistor R7 is connected to II2 end of pyroelectric infrared control integrated circuit U1, and the other end of capacitor C8 is connected to the other end of resistor R7 and pyroelectric infrared control integrated circuit U1 The positive pole of capacitor C9 is connected to the NII2 terminal of pyroelectric infrared control integrated circuit U1, the negative pole of capacitor C9 is grounded, one end of resistor R4 is connected to one end of capacitor C5 and the TB end of pyroelectric infrared control integrated circuit U1, and one end of resistor R5 Connect to one end of the capacitor C6 and the TC end of the pyroelectric infrared control integrated circuit U1, the other end of the resistor R4 is connected to the other end of the resistor R5, the positive pole of the capacitor C12, one end of the capacitor C13, the VDD end of the pyroelectric infrared control integrated circuit U1 and the stable The OUT terminal of the voltage integrated circuit U2, the GND terminal of the pyroelectric infrared control integrated circuit U1, the GND terminal of the voltage stabilizing integrated circuit U2, the other end of the capacitor C5, the other end of the capacitor C6, the negative electrode of the capacitor C12 and the other end of the capacitor C13 are grounded, and the photosensitive One end of the resistor CDS is connected to the positive electrode of the capacitor C11 and the CDS end of the pyroelectric infrared control integrated circuit U1, one end of the photosensitive resistor CDS is connected to one end of the resistor R8, the negative electrode of the capacitor C11 and the other end of the resistor R8 are grounded, and one end of the resistor R9 is connected to the pyroelectric infrared control circuit U1. Control the RELAY end of the integrated circuit U1, the other end of the resistor R9 is connected to the base of the transistor Q1, the collector of the transistor Q1 is connected to one end of the coil of the relay KA and the positive pole of the silicon diode D1, and the other end of the coil of the relay KA is connected to the negative pole of the silicon diode D1, silicon The DC output positive pole of the rectifier bridge stack QZ1, one end of the resistor R10, the positive pole of the capacitor C14 and the negative pole of the silicon Zener diode W1, the negative pole of the DC output of the silicon rectifier bridge stack QZ1, the negative pole of the capacitor C14 and the positive pole of the silicon Zener diode W1 are grounded, and the other end of the resistor R10 is connected to The IN terminal of the voltage stabilizing integrated circuit U2, one end of the contact KA-1 of the relay KA is connected to the connector JT, the other end of the contact KA-1 of the relay KA is connected to the connector AC1, one end of the resistor R12 and one end of the capacitor C15, and the other end of the resistor R12 Connect to the other end of capacitor C15 and one end of resistor R11, and the other end of resistor R11 is connected to the silicon rectifier bridge One end of the AC input of the stack QZ1, and the other end of the AC input of the silicon rectifier bridge stack QZ2 are connected to the connector AC2.

The working principle of the utility model is as follows:

When the connector AC1 and connector AC2 are connected to the single-phase AC power supply, the current is limited by the capacitor C15 and the resistor R12, rectified by the silicon rectifier bridge stack QZ1, once stabilized by the silicon Zener diode W1, filtered by the capacitor C4 and the resistor R10, and then stabilized The secondary voltage stabilization of the integrated circuit U2 supplies power to the control circuit with the pyroelectric infrared sensor PIR and the pyroelectric infrared control integrated circuit U1 as the core, and the circuit starts to work; if the light on the photosensitive resistor CDS is higher than the set threshold, the pyroelectric The infrared control integrated circuit U1 stops working; if the light on the photoresistor CDS is lower than the set threshold, the pyroelectric infrared control integrated circuit U1 is in the working state. At this time, if there are pedestrians in the working area, the pyroelectric infrared sensor PIR receives the human body The infrared signal sent is processed by the pyroelectric infrared control integrated circuit U1, and the RELAY pin outputs a high level, the transistor Q1 is turned on, the relay KA is energized, the contact KA-1 is turned on, and the LED lamp bead board Connect to the single-phase AC power supply and start to emit light; when the pedestrian leaves the working area, after a preset time delay, the RELAY pin outputs a low level, the transistor Q1 is turned off, the relay KA loses power, and the contact KA-1 is disconnected. The LED lamp bead board is powered off and shut down.

Compared with the prior art, the utility model has the following characteristics:

The infrared control LED energy-saving lamp provided by the utility model has a reasonable integrated design of the lamp holder, intelligent pyroelectric infrared control switch and LED lamp beads, so that it has intelligence, energy saving, environmental protection, safety, long service life, and convenient installation. Advantages, the intelligent pyroelectric infrared control switch built in the lamp holder can accurately capture the intensity of pedestrians and natural light outside, and automatically turn on and off the LED lights, so as to achieve the effect that the lights turn on and automatically delay when people leave, and the lights turn off when people leave. Effect, so as to achieve the purpose of saving energy consumption and prolonging the service life of lamps and lanterns.

The detailed structure of the present utility model will be further described below in conjunction with the accompanying drawings and specific embodiments. the

Description of drawings

Accompanying drawing 1 is the structural representation of the utility model;

Accompanying drawing 2 is the circuit diagram of LED lamp bead board;

Accompanying drawing 3 is the circuit diagram of control circuit board.

Detailed ways

An infrared-controlled LED energy-saving lamp is composed of a lamp holder 1, an LED lamp bead board 2, a control circuit board 3, a pyroelectric infrared sensor 4, a transparent lampshade 5 and a power connector 6.

The control circuit board 3, the LED lamp bead board 2 and the power connector 6 are fixedly installed on the lamp holder 1 by screws, the pyroelectric infrared sensor 4 is installed on the transparent lampshade 5, and is connected to the control circuit board 3 through wires, and the control circuit The board 3 controls the LED lamp and the pyroelectric infrared sensor 4, and the transparent lampshade 5 is screwed on the lamp holder 1 by screw connection.

The LED lamp bead board 2 is composed of resistor R13, resistor R14, capacitor C16, capacitor C17, silicon rectifier bridge stack QZ2, light-emitting diode LED1, light-emitting diode LED2, light-emitting diode LED3, ... light-emitting diode LEDn-2, light-emitting diode LEDn -1. Light-emitting diode LEDn, joint JT and joint AC2 are composed: among them, the joint JT is connected to one end of the resistor R13 and one end of the capacitor C16, and the other end of the resistor R13 is connected to the other end of the capacitor C16 and the AC input end of the silicon rectifier bridge stack QZ2. The other end of the AC input of the rectifier bridge stack QZ2 is connected to the connector AC2, the positive pole of the DC output of the silicon rectifier bridge stack QZ2 is connected to one end of the resistor R14, the positive pole of the capacitor C17 and the positive pole of the light-emitting diode LED1, and the negative pole of the light-emitting diode LED1 is connected to the positive pole of the light-emitting diode LED2 to emit light. The cathode of the diode LED2 is connected to the anode of the light-emitting diode LED3, the cathode of the light-emitting diode LED3 is connected to the anode of the light-emitting diode LED4, and so on, and the cathode of the last light-emitting diode LEDn is connected to the other end of the resistor R14, the cathode of the capacitor C17 and the DC output of the silicon rectifier bridge stack QZ2 negative electrode.

The control circuit board 3 is composed of a pyroelectric infrared sensor PIR, a pyroelectric infrared control integrated circuit U1, a voltage stabilizing integrated circuit U2, a photosensitive resistor CDS, a resistor R1, a resistor R2, a resistor R3, a resistor R4, a resistor R5, a resistor R6, resistor R7, resistor R8, resistor R9, resistor R10, resistor R11, resistor R12, capacitor C1, capacitor C2, capacitor C3, capacitor C4, capacitor C5, capacitor C6, capacitor C7, capacitor C8, capacitor C9, capacitor C10, Capacitor C11, capacitor C12, capacitor C13, capacitor C14, capacitor C15, transistor Q1, silicon diode D1, silicon Zener diode W1, silicon rectifier bridge stack QZ1, relay KA, connector AC1, connector AC2 and connector JT are composed of:

Among them, the first pole of the pyroelectric infrared sensor PIR is connected to the positive pole of the capacitor C3 and the VREF terminal of the pyroelectric infrared control integrated circuit U1, and the second pole of the pyroelectric infrared sensor PIR is connected to one end of the capacitor C4, one end of the resistor R3 and the pyroelectric infrared sensor. The NII1 end of the electric infrared control integrated circuit U1, one end of the resistor R1 is connected to one end of the resistor R2, one end of the capacitor C1 and the II1 end of the pyroelectric infrared control integrated circuit U1, the other end of the resistor R2 is connected to the positive pole of the capacitor C2, and the other end of the capacitor C1 is connected to To the other end of resistor R2, the negative pole of capacitor C7 and the UOU1 end of pyroelectric infrared control integrated circuit U1, the negative pole of capacitor C2, the negative pole of capacitor C3 and the other end of capacitor C4 are grounded, the positive pole of capacitor C7 is connected to one end of resistor R6, and the other end of resistor R6 is connected to One end of capacitor C8, one end of capacitor C10, the other end of capacitor C10 are grounded, one end of resistor R7 is connected to II2 end of pyroelectric infrared control integrated circuit U1, and the other end of capacitor C8 is connected to the other end of resistor R7 and pyroelectric infrared control integrated circuit U1 The positive pole of capacitor C9 is connected to the NII2 terminal of pyroelectric infrared control integrated circuit U1, the negative pole of capacitor C9 is grounded, one end of resistor R4 is connected to one end of capacitor C5 and the TB end of pyroelectric infrared control integrated circuit U1, and one end of resistor R5 Connect to one end of the capacitor C6 and the TC end of the pyroelectric infrared control integrated circuit U1, the other end of the resistor R4 is connected to the other end of the resistor R5, the positive pole of the capacitor C12, one end of the capacitor C13, the VDD end of the pyroelectric infrared control integrated circuit U1 and the stable The OUT terminal of the voltage integrated circuit U2, the GND terminal of the pyroelectric infrared control integrated circuit U1, the GND terminal of the voltage stabilizing integrated circuit U2, the other end of the capacitor C5, the other end of the capacitor C6, the negative electrode of the capacitor C12 and the other end of the capacitor C13 are grounded, and the photosensitive One end of the resistor CDS is connected to the positive electrode of the capacitor C11 and the CDS end of the pyroelectric infrared control integrated circuit U1, one end of the photosensitive resistor CDS is connected to one end of the resistor R8, the negative electrode of the capacitor C11 and the other end of the resistor R8 are grounded, and one end of the resistor R9 is connected to the pyroelectric infrared control circuit U1. Control the RELAY end of the integrated circuit U1, the other end of the resistor R9 is connected to the base of the transistor Q1, the collector of the transistor Q1 is connected to one end of the coil of the relay KA and the positive pole of the silicon diode D1, and the other end of the coil of the relay KA is connected to the negative pole of the silicon diode D1, silicon The DC output positive pole of the rectifier bridge stack QZ1, one end of the resistor R10, the positive pole of the capacitor C14 and the negative pole of the silicon Zener diode W1, the negative pole of the DC output of the silicon rectifier bridge stack QZ1, the negative pole of the capacitor C14 and the positive pole of the silicon Zener diode W1 are grounded, and the other end of the resistor R10 is connected to The IN terminal of the voltage stabilizing integrated circuit U2, one end of the contact KA-1 of the relay KA is connected to the connector JT, the other end of the contact KA-1 of the relay KA is connected to the connector AC1, one end of the resistor R12 and one end of the capacitor C15, and the other end of the resistor R12 Connect to the other end of the capacitor C15 and one end of the resistor R11, and the other end of the resistor R11 is connected to the silicon One end of the AC input of the current bridge stack QZ1, and the other end of the AC input of the silicon rectifier bridge stack QZ2 are connected to the joint AC2.

Claims (3)

1. an infrared control LED electricity-saving lamp is characterized in that: be made up of lamp socket, LED lamp pearl plate, control circuit board, Thermoelectric Infrared Sensor, Transparent lamp shade and power connection;

Control circuit board, LED lamp pearl plate and power connection are installed on the lamp socket through screw; Pyroelectric infrared sensor is installed on the Transparent lamp shade; And be connected with control circuit board through lead; By control circuit board control LED lamp and Thermoelectric Infrared Sensor, Transparent lamp shade adopts screw socket to connect and is screwed on the lamp socket.

2. a kind of infrared control LED electricity-saving lamp according to claim 1 is characterized in that: described LED lamp pearl plate is made up of resistance R 13, resistance R 14, capacitor C16, capacitor C17, silicon rectification bridge heap QZ2, a plurality of LED, joint JT and joint AC2;

Wherein, Joint JT is connected to resistance R 13 1 ends and capacitor C16 one end; Resistance R 13 other ends are connected to the capacitor C16 other end and import an end with exchanging of QZ2 of silicon rectification bridge heap; The interchange input other end of silicon rectification bridge heap QZ2 is connected to joint AC2; The direct current output cathode of silicon rectification bridge heap QZ2 is connected to an end of capacitor C17 positive pole and resistance R 14, and the direct current output negative pole of silicon rectification bridge heap QZ2 is connected to the other end of capacitor C17 negative pole and resistance R 14, and a plurality of LEDs are cascaded; The positive pole of first LED that is cascaded is connected with an end of resistance R 14 with capacitor C17 is anodal, and the negative pole of last LED that is cascaded is connected with the other end of capacitor C17 negative pole and resistance R 14.

3. a kind of infrared control LED electricity-saving lamp according to claim 1 and 2 is characterized in that: described control circuit board is made up of Thermoelectric Infrared Sensor PIR, rpyroelectric infrared control integrated circuit U1, integrated regulator U2, photo resistance CDS, resistance R 1, resistance R 2, resistance R 3, resistance R 4, resistance R 5, resistance R 6, resistance R 7, resistance R 8, resistance R 9, resistance R 10, resistance R 11, resistance R 12, capacitor C1, capacitor C2, capacitor C3, capacitor C4, capacitor C5, capacitor C6, capacitor C7, capacitor C8, capacitor C9, capacitor C10, capacitor C11, capacitor C12, capacitor C13, capacitor C14, capacitor C15, transistor Q1, silicon diode D1, silicon voltage regulator diode W1, silicon rectification bridge heap QZ1, relay K A, joint AC1, joint AC2 and joint JT;

Wherein, Thermoelectric Infrared Sensor PIR first utmost point is connected to capacitor C3 VREF anodal and rpyroelectric infrared control integrated circuit U1 and holds; Thermoelectric Infrared Sensor PIR second utmost point is connected to the NII1 end of capacitor C4 one end, resistance R 3 one ends and rpyroelectric infrared control integrated circuit U1; Resistance R 1 one ends are connected to the II1 end of resistance R 2 one ends, capacitor C1 one end and rpyroelectric infrared control integrated circuit U1; It is anodal that resistance R 2 other ends are connected to capacitor C2; The capacitor C1 other end is connected to the UOU1 end of resistance R 2 other ends, capacitor C7 negative pole and rpyroelectric infrared control integrated circuit U1; Capacitor C2 negative pole, capacitor C3 negative pole and capacitor C4 other end ground connection, capacitor C7 positive pole is connected to resistance R 6 one ends, and resistance R 6 other ends are connected to capacitor C8 one end, capacitor C10 one end, capacitor C10 other end ground connection; The II2 end of resistance R 7 one ends and rpyroelectric infrared control integrated circuit U1; The capacitor C8 other end is connected to the UOU2 end of resistance R 7 other ends and rpyroelectric infrared control integrated circuit U1, and capacitor C9 positive pole is connected to the NII2 end of rpyroelectric infrared control integrated circuit U1, capacitor C9 minus earth; Resistance R 4 one ends are connected to the TB end of capacitor C5 one end and rpyroelectric infrared control integrated circuit U1; Resistance R 5 one ends are connected to the TC end of capacitor C6 one end and rpyroelectric infrared control integrated circuit U1, and resistance R 4 other ends are connected to the vdd terminal of resistance R 5 other ends, capacitor C12 positive pole, capacitor C13 one end, rpyroelectric infrared control integrated circuit U1 and the OUT end of integrated regulator U2, the GND end of rpyroelectric infrared control integrated circuit U1, GND end, the capacitor C5 other end, the capacitor C6 other end, capacitor C12 negative pole and the capacitor C13 other end ground connection of integrated regulator U2; Photo resistance CDS one end is connected to capacitor C11 CDS anodal and rpyroelectric infrared control integrated circuit U1 and holds; Photo resistance CDS one end is connected to resistance R 8 one ends, capacitor C11 negative pole and resistance R 8 other end ground connection, and resistance R 9 one ends are connected to the RELAY end of rpyroelectric infrared control integrated circuit U1; Resistance R 9 other ends are connected to transistor Q1 base stage; Transistor Q1 collector electrode is connected to relay K A coil one end and silicon diode D1 is anodal, and the relay K A coil other end is connected to silicon diode D1 negative pole, silicon rectification bridge heap QZ1 direct current output cathode, resistance R 10 1 ends, capacitor C14 positive pole and silicon voltage regulator diode W1 negative pole, silicon rectification bridge heap QZ1 direct current output negative pole, capacitor C14 negative pole and silicon voltage regulator diode W1 plus earth; Resistance R 10 other ends are connected to the IN end of integrated regulator U2; Contact KA-1 one end of relay K A is connected to joint JT, and the contact KA-1 other end of relay K A is connected to joint AC1, resistance R 12 1 ends and capacitor C15 one end, and resistance R 12 other ends are connected to the capacitor C15 other end and resistance R 11 1 ends; Resistance R 11 other ends are connected to the interchange of silicon rectification bridge heap QZ1 and import an end, and the interchange input other end of silicon rectification bridge heap QZ2 is connected to joint AC2.

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